Property Investment Calculators

15 free, easy-to-use tools designed for Australian property investors. Negative gearing, stamp duty, land tax, borrowing capacity, rental yield, cash flow, ROI, tax benefits, capital growth, CGT, rent vs buy, and equity unlock analysis.

Updated for 2026. No email required. Instant results.

Now Available — 19-in-1 Toolkit

Australian Property Investment Master Toolkit 2026

Enter your property details once — all 19 calculators update automatically. Investment Grade Score, Stress Test, Portfolio Builder, CGT Exit, Comparison tool and more. All 8 states.

  • Enter once → all 19 sheets update
  • Investment Grade Score (A–F)
  • Side-by-side property comparison
  • Stress test across 9 rate scenarios
  • Stamp duty all 8 states built-in
  • Yours forever — Google Sheet
See full details →

One-time purchase

$19.99

AUD · Instant delivery

Get the Toolkit

Secure payment via Gumroad · No subscription

Why Use Our Tools?

Australia-Specific

Built for Australian investors. Includes negative gearing, tax brackets, depreciation rules, and state-specific regulations.

Instant Results

Real-time calculations. See how changes to property details, interest rates, or income affect your investment outcomes instantly.

Private & Free

Calculations run in your browser. No data stored, no email required. Use as many times as you want—completely free.

Important: Not Professional Advice

These tools provide estimates and general information only. They should not be relied upon for financial advice, tax planning, or investment decisions.

Before investing or making tax-related decisions, consult with a qualified financial advisor, accountant, or tax professional who understands your specific circumstances.

Want personalized property investment advice?

Our expert advisors can help you analyze properties, optimize tax position, and build a winning investment strategy.

Or call 02 9099 5636